Athens to Trondheim: time difference
Trondheim is 1 h behind Athens. Live clocks for both, the working hours they share, and how each one sits against your own time.
−1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Athens 09:17 9:17 AM Trondheim 08:17 8:17 AM You –:–
09:17 9:17 AM
Eastern European Summer Time · UTC+3
☀️ 07:29 · 🌙 18:56
08:17 8:17 AM
Central European Summer Time · UTC+2
☀️ 07:52 · 🌙 18:21
·
−1 h
Trondheim is 1 h behind Athens.
When you, Athens and Trondheim are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇬🇷 Athens
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇳🇴 Trondheim
23 11 PM 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇬🇷 Athens | 🇳🇴 Trondheim |
|---|---|---|
| Local time | 09:17 | 08:17 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Eastern European Summer Time | Central European Summer Time |
| UTC offset | UTC+3 | UTC+2 |
| Offset from Athens | — | −1 h |
| IANA zone | Europe/Athens | Europe/Oslo |
| Daylight saving | On summer time → UTC+2, Oct 25, 03:00 | On summer time → UTC+1, Oct 25, 02:00 |
| Sunrise | 07:29 | 07:52 |
| Sunset | 18:56 | 18:21 |
| Daylight | 11 h 27 min | 10 h 29 min |
| People on this clock | 3,090,508 | 215,121 |
Compare Athens with another city
More comparisons with Athens: the time zones next to it and the far side of the clock.
Big time differences
Athens and Trondheim: common questions
How far behind Athens is Trondheim?
Trondheim is 1 hour behind Athens: UTC+2 against UTC+3.
What time is it in Trondheim when it is 9:00 AM in Athens?
When it is 9:00 AM in Athens, it is 8:00 AM in Trondheim.
If it is 6:00 PM in Athens, what time is it in Trondheim?
At 6:00 PM in Athens, clocks in Trondheim show 5:00 PM.
When do working hours in Athens and in Trondheim overlap?
Working hours (9:00 AM–6:00 PM) overlap from 10:00 AM to 6:00 PM in Athens, which is 9:00 AM to 5:00 PM in Trondheim.
When is it still the previous day in Trondheim?
Until 1:00 AM in Athens it is still the previous day in Trondheim. The other way round, from 11:00 PM in Trondheim it is already the next day in Athens.
Is the time difference between Athens and Trondheim the same all year?
Yes. Both places switch to summer time and back on the same dates, so the gap remains 1 hour.
